20777760422

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{2178419}}^1$

素因数の和:2178691

約数の個数: 16

約数和(自身を含む): 32937710400

約数和(自身を除く): 12159949978

約数列:

[1, 2, 19, 38, 251, 502, 4769, 9538, 2178419, 4356838, 41389961, 82779922, 546783169, 1093566338, 10388880211, 20777760422]

約数ペア:

[(1, 20777760422), (2, 10388880211), (19, 1093566338), (38, 546783169), (251, 82779922), (502, 41389961), (4769, 4356838), (9538, 2178419)]